Question

. Mention different possibilities suggested by scholars to explain the decline of Harappan cities.
an important craft as well as a trading centre?​

Answer 1

Answer:

One theory suggested that a nomadic, Indo-European tribe, called the Aryans, invaded and conquered the Indus Valley Civilization. Many scholars now believe the collapse of the Indus Valley Civilization was caused by climate change.

Answer 2

Answer:

Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.